The Number of Cell Phone Minutes Used by High School

question 129

Multiple Choice

The number of cell phone minutes used by high school seniors follows a normal distribution with a mean of 500 and a standard deviation of 50.What is the probability that a student uses more than 350 minutes?

• A)0.001
• B)0.999
• C)0.618
• D)0.382
• E)None of the above

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Definitions:

Unilateral Contract

An agreement where only one party makes a promise or assumes an obligation to perform if a specified condition is met by another party.

Act

A written ordinance of a legislative body or an action done with a specific intention or outcome in mind.

Legal Value

Refers to something of worth that is recognized by law, often in the context of contracts where it pertains to the exchange of goods, services, or promises that are enforceable.

Preexisting Duty

An obligation that one party already owes to another under the law or an existing contract, which cannot serve as new consideration for a new contract.